PORTLAND, OREGON - May 12, 2014 - Fans watch warmups before the Portland Trail Blazers face the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian

PORTLAND, OREGON - May 12, 2014 - Fans react to 103-92 win against the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian

PORTLAND, OREGON - May 12, 2014 - Portland Trail Blazers guard Will Barton (5), celebrates his alley oop from Nicolas Batum as the Portland Trail Blazers face the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian

PORTLAND, OREGON - May 12, 2014 - A fan shows his appreciation for a three-pointer as the Portland Trail Blazers face the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian

PORTLAND, OREGON - May 12, 2014 - Portland Trail Blazers guard Will Barton (5), lays one in as the Portland Trail Blazers face the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian

PORTLAND, OREGON - May 12, 2014 - Portland Trail Blazers guard Will Barton (5), lays one in as the Portland Trail Blazers face the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian

PORTLAND, OREGON - May 12, 2014 - Portland Trail Blazers guard Wesley Matthews (2), reacts to the play as the Portland Trail Blazers face the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian

PORTLAND, OREGON - May 12, 2014 - Portland Trail Blazers center Robin Lopez (42) fights for the ball as the Portland Trail Blazers face the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian

PORTLAND, OREGON - May 12, 2014 - San Antonio Spurs forward Aron Baynes (16), loses control as the Portland Trail Blazers face the San Antonio Spurs in game 4 of the NBA Western Conference Semifinals at the Moda Center in Portland, Oregon. Jamie Francis / The Oregonian